This Sorvall SLA-1500 Super-Lite Fixed-Angle Rotor is in great condition and is guaranteed to be fully functional. This item came from a local lab that had surplus equipment and shows some aesthetic signs of normal use. We urge customers to view all photos as they show overall condition, included accessories and useful information. Sale of unit comes with a 30-day full money back guarantee return policy. Please feel free to contact us with any questions. Compatible with the Sorvall RC6 Plus and Evolution RC centrifuges Maximum speed: 15,000 rpm 6 x 250mL capacity Max RCF: 34,155 x g The Sorvall SLA-1500 is a fixed-angle, high-capacity rotor that is made specifically for use with the Sorvall RC6 and Sorvall Evolution RC floor model centrifuges.